CM-PATRA / record

A process for the recovery of adsorbed palladium from spent silica

Publication

CA-2508237-A1 on Google Patents

Filed / published / granted

2002-12-02 / 2004-06-17 / 2010-10-05

Offices

WO, CN, CA, DE, EP

Applicants

CSIR (Council of Scientific & Industrial Research) (IN, government-rd); Boricha Arvindkumar Balvantrai (IN, individual); Bajaj Hari Chand (IN, individual)

Minerals

Platinum-group metals, Silicon

Stages

Recycling / secondary sources, Hydrometallurgy (leaching, solvent extraction)

CPC

C22B11/048, C22B7/007, C22B11/026, C22B3/44

Abstract (first 170 chars)

The present invention relates to a process for the recovery of precious metals from spent catalysts or adsorbent or inorganic waste. More specifically a process is provid